/*
 * Copyright 2002-2015 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springframework.transaction.event;

import java.lang.reflect.Method;

import org.springframework.context.ApplicationListener;
import org.springframework.context.event.EventListenerFactory;
import org.springframework.core.Ordered;
import org.springframework.core.annotation.AnnotationUtils;

/**
 * {@link EventListenerFactory} implementation that handles {@link TransactionalEventListener}
 * annotated method.
 *
 * @author Stephane Nicoll
 * @since 4.2
 */
public class TransactionalEventListenerFactory implements EventListenerFactory, Ordered {

    private int order = 50;


    public void setOrder(int order) {
        this.order = order;
    }

    @Override
    public int getOrder() {
        return this.order;
    }


    @Override
    public boolean supportsMethod(Method method) {
        return (AnnotationUtils.findAnnotation(method, TransactionalEventListener.class) != null);
    }

    @Override
    public ApplicationListener<?> createApplicationListener(String beanName, Class<?> type, Method method) {
        return new ApplicationListenerMethodTransactionalAdapter(beanName, type, method);
    }

}
